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- 21:43, 14 January 2026 Admin talk contribs created page GDT:Datums Overview (Created page with "{{Author Credit |author=Admin }} {{GDT Infobox |symbol=Datums Overview |type=Datums |category=Datums |standard=ASME Y14.5 |author=Admin |datums=Defines a datum reference frame from datum features |modifiers=Material condition modifiers and datum feature simulator rules |tolerance_zone=Datum-related tolerance zones and simulators |image=<!-- TODO: add diagram file name --> |mistakes=Unstable datum selection; missing datum order; mixing unrel...")